BL702/704/706 Reference Manual
Table 3.3: GPIO function table 2
GPIO
Analog SWGPIO JTAG Ether_Mac QDEC
GPIO0 GPIO[0] TMS/TCK MII_REF_CLK a
GPIO1 GPIO[1] TDI/TDO MII_TXD[0] b
GPIO2 GPIO[2] TCK/TMS MII_TXD[1] led
GPIO3 GPIO[3] TDO/TDI a
GPIO4 GPIO[4] TMS/TCK b
GPIO5 GPIO[5] TDI/TDO led
GPIO6 GPIO[6] TCK/TMS a
GPIO7 USB_DP/gpip_ch[6]/gpdac_vref_ext GPIO[7] TDO/TDI MII_RXD[0] b
GPIO8 USB_DM/gpip_ch[0] GPIO[8] TMS/TCK MII_RXD[1] led
GPIO9 pmip_dc_tp/clkpll_dc_tp/gpip_ch[7] GPIO[9] TDI/TDO a
GPIO10 MICBIAS GPIO[10] TCK/TMS b
GPIO11 gpip_ch[3] GPIO[11] TDO/TDI led
GPIO12 gpip_ch[4] GPIO[12] TMS/TCK a
GPIO13 GPIO[13] TDI/TDO b
GPIO14 gpip_ch[5]/atest_out_0 GPIO[14] TCK/TMS led
GPIO15 gpip_ch[1]/atest_out_1 GPIO[15] TDO/TDI a
GPIO16 GPIO[16] TMS/TCK b
GPIO17 gpip_ch[2]/psw_irrcv GPIO[17] TDI/TDO led
GPIO18 gpip_ch[8] GPIO[18] TCK/TMS RMII_MDC a
GPIO19 gpip_ch[9] GPIO[19] TDO/TDI RMII_MDIO b
GPIO20 gpip_ch[10] GPIO[20] TMS/TCK RMII_RXERR led
GPIO21 gpip_ch[11] GPIO[21] TDI/TDO RMII_TX_EN a
GPIO22 leddrv[0] GPIO[22] TCK/TMS RMII_RX_DV b
GPIO23 leddrv[1]/flash_pull_out[0] GPIO[23] TDO/TDI led
GPIO24 flash_pull_out[1] GPIO[24] TMS/TCK RMII_MDC a
GPIO25 flash_pull_out[2] GPIO[25] TDI/TDO RMII_MDIO b
GPIO26 flash_pull_out[3] GPIO[26] TCK/TMS RMII_RXERR led
GPIO27 flash_pull_out[4] GPIO[27] TDO/TDI RMII_TX_EN a
GPIO28 flash_pull_out[5] GPIO[28] TMS/TCK RMII_RX_DV b
GPIO29 GPIO[29] TDI/TDO led
GPIO30 GPIO[30] TCK/TMS a
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